mercedes m273 engine reliability

mercedes m273 engine reliability2020/09/28

Notify me of follow-up comments by email. Alright. Easy-peasy until you get to the AMG versions with special packages. This member of the new engine family, which also includes the M276 V6, replaced the previous M273 V8 engines under a hood of the popular E-Class, S-Class, and GL-Class models. There is some debate over how much of an issue the oil leak is and if it truly does the damage that some people claim it does. We will bang the gavel on this verdict, though: there is an engine choice for everyone. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. Good for you, but don't buy anything untill. There are a couple of extremely reliable Mercedes engines such as the 2.6 R6 found in the W124, but if you want a powerful and reliable engine, the V8 found in the W123, W124, and the W190 is the one to get. LegitStreetCars 919K subscribers Subscribe 8.5K 840K views 5 years ago Shopping for a Mercedes-Benz? This starting position is unlocked hydraulically the first time the intake and exhaust camshaft solenoids are activated. Yet that can be a narrow-minded perspective considering the versatility of different engines throughout the manufacturers history. Mercedes-AMG also created a variant of the M157, the M152, a 5.5L naturally aspirated V8. Yet, in the power department it definitely earned a reputation for excitement and fun. The Mercedes-Benz M273 engine family includes a 5.5-liter and 4.7-liter gasoline V8s based on M272 V6. First, it has 15% less displacement, yet it generated 12% more horsepower and 32% more torque. From the factory, the M278 already makes 429-449hp on the performance models, but with some tuning and E85 you can easily see triple-digit gains. Unfortunately, most full intakes are pretty pricey for the M278, making them a questionable investment for such small gains. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Maintain the M276 well and its likely to be an excellent, reliable engine that you can enjoy for years to come. The 72-degree, 3.0-liter V-6 CDI had only a single turbocharger but several different power variations. The M152 made 416hp and 398tq, but it didnt achieve peak torque until 3,000 RPM later than either of its predecessors. That should cover everything you need to make a decision whether or not you want to get into one of the many awesome Mercedes with the M272/M273. The purpose of the increase in displacement is to run lower turbo boost. A 228-hp, 398 lb-ft version become the standard from 20102013. The M278 is a V8 Twin Turbo Charged Engine. Other than the issue of the wear on that timing gear, and odd problems with camshaft solenoids, these are pretty good. Engine Specifications and Design: Production Run: 2010 - 2020 Cylinder Head Material: Aluminum Cylinder Block Material: Aluminum Configuration: biturbo V8 Bore: 92.9 mm Stroke: 86.0 mm Valvetrain: DOHC four valves per cylinder Displacement: 4.7 L (4663 cc) The M273 series was released in 2005 as a successor for the M113 engine. Or M272/273? Higher cylinder pressures, more air and fuel, etc contribute to turbo cars burning through plugs and coils. Even with those, M278 is still a solid, reliable engine with the power and a decent amount of torque. The causes could range from a clogged fuel injector to blown head gaskets, or a mass airflow problem. This failure could cause a wrong positioning of the camshafts. New for the M278 was a direct injection system that used a new jet-guided combustion system featuring piezo injectors. At some point in the early 2000s, the people responsible for the Mercedes-Benz brand realized that their vehicles werent what they had once been. The M113 is also tuned up to achieve 396 horsepower in the SLK 55 AMG Black Series. DE35LA engines are in these models: Some of the most common problems with the Mercedes M276 V6 engines include: Well discuss the above issues in greater depth throughout the rest of the article. Those same engines ran into excess carbon build-up as early as 40,000 to 60,000 miles. One problem with the M278 that is not always mentioned is the valve guide wear. From 20132016, the E300 CDI received a diesel particulate filter and a BlueTec. Misfiring. Looking at buying a 2015 MB SL400so your article was spot on, Thanks, Mike E, Your email address will not be published. There were some reports of engine oil starvation due to the failure of the oil pump drive gear (oil pump is driven via a chain). Read More Mercedes M256 Engine GuideContinue. The air cleaner box features two air filters. I thought the 350 was quite potent. In fact, a general rule of thumb is that the Alusil cylinders are a one-time-use product, and should not be used again if the engine is rebuilt. Mercedes replaces the outgoing M278 V8 engine range with the latest 4.0-liter M176 engine series introduced in 2015. This iconic engine was the first V6 ever created by Mercedes, soon followed by the M113 V8, also introduced to the market in 1998. Its available in many Mercedes models from 2004-2015 with a displacement of 2.5L, 3.0L, or 3.5L. Engine power from 355 to 395 horsepower, and torque from 525-555 N / m. 5.7 HEMI V8 Oil Is the 5.7 HEMI V8 Engine Reliable? Average Retail Price. Its also related to the Fiat-Chrysler 3.6L Pentastar V6 engine since Mercedes was owned by FCA at the time. E 250 BlueEFFICIENCY: Similar to above but tuned to higher power levels. E 200 CDI: Single turbo model, made 134 hp. The connecting rods, crankshaft, and valves are all forged, while the hyper-eutectic pistons, crankcase, and cylinder heads are all cast aluminum. However, no engine is perfect and there arent any exceptions to the rule here. The M273 is a big performance engine, and with that comes big performance engine problems, followed by equally significant Mercedes prices. Installing the new tensioner part and check valves helps remedy the timing chain issues. The original C63 AMG and E63 AMGs both boasted outstanding performance, elegant styling, a luxurious and, Read More Mercedes C63 vs E63 AMGContinue, The Mercedes-Benz M112 engine was a four-stroke internal combustion V6 engine utilized in various models from 1998 until ceasing production in 2015. From those rails, the piezo injectors spray refined atomized fuel into the combustion chambers and are capable of providing up to five injections per cycle. 2022 had some great debuts, and here are our favorites. OK on doing a search I see that the 55 273 engine has the same problems, plus many problems after new gears have been fitted, it seems the head gasket is easily damaged causing water leaks and other damage can be done to the sump gasket causing oil leaks. Reliability 4.8; Write a review. For me, it's comfort and luxury, not highperformance and reliability. Wasn't the M113 a V8? Some reliability simply comes down to luck of the draw. The Mercedes-Benz M278 is a 4.6-liter V8 direct-injected bi-turbo engine introduced in 2010. I hope that this discussion cleared some confusion in your head regarding the Mercedes M278 engines architecture, issues, applications, potential, reliability, and overall impact on the automotive industry. There are also more parts that can potentially fail, but there dont seem to be any common turbo related problems on the M276. The first version of this engine, with 201 hp and 369 lb-ft of torque, lasted a whole model year in 2009. Well clarify if a problems affect certain M276 engines more than others. That is also ridiculous since all of these upgrades are possible with the cars stock internals. These 5 come in under $10,000. North American engine availability is duly noted below.). Its difficult to judge a model that was introduced less than a decade ago; but, according to the above-mentioned criteria, we can safely say the 20102016 W212 E-Class improved on the W211. Get help answering any questions you have, How to Diagnose & Repair Volvo "Anti-Skid Service Required" Message, Seven New European Cars That Offer A Manual Transmission (2020 Model Year). HPFP failures aren't unheard of by any means. Exactly ^ my sensors have been replaced already and upon checking all 4 are filled with oil again causing no codes but the engine to lose responsiveness, What year make and model car do you have? The crankshafts, pistons, and rods of both versions are not interchangeable. WFLNHB Intake Manifold Air Flap Adjuster Repair Kit 2721402401 Fits for Mercedes-Benz M272 M273 Engine Replace 272 140 24 01. . Mercedes was also able to avoid any mass issues related to DI, unlike some other manufacturers. Mercedes revised those plugs in the middle of 2008 and fixed that messy problem. Price: Buy It Now $10,900. The most reliable W221 is the 2008-2011 S550, equipped with the naturally aspired M273 engine and 7-speed automatic transmission. In terms of engine availability, the wagon aligns most closely with the sedan. Ho does newest engines M276/278 stand against older engines w16302ML500 w21097E50Amg w20299C230K w12494420e /==>w12495320e-199u (needs elec TLC) /GreatWhiteNorth Kanada. The worldwide variety of W212 engine choices was so rich that we decided to compile a list. Very impressive numbers for a naturally aspirated engine of the late 90's era. Some even consider the M113 among the brands best engines. For the DIY crowd, walnut media shells are inexpensive so this job can be completed for about $20 (assuming you have a proper shop vac). Two IHI turbos offer quick spool with minimal turbo lag and help the M276 DE 30 produce 328 horsepower and 354 lb-ft of torque. The Fora platform includes forum software by XenForo. Even novice DIYers can knock out the job fairly easily. The high-pressure pump is located at the rear end on the right intake camshaft and drives by 4 additional cams. Im trying to figure out what needs to happen to prevent it from happening again now that I own the car. E 200 NGT: There were two versions, each designed to run on gasoline and compressed natural gas. regards. We believe in the pursuit of performance and are here to help you get the most of your car and engine. However, the challenge here is that the engine has a pretty complicated timing chain drive arrangement. Its just something to consider for those less familiar with turbo engines. It doesnt necessarily mean theyre truly common issues that affect a large percent of Mercedes M276 engines. This combination achieved 24 mpg in the city and 30 mpg on the highway. The cooling system is also managed by ECU - a mechanical thermostat was replaced by a new electronically controlled thermostat for optimum control of engine temperature. A weak place is engine timing. The lifespan is likely about half that of NA engines. The pressure supplied to the rails lies between 120 and 200 Bar. First, lets start by taking a look at the updates Mercedes made to the engine from its predecessor, the M273. Poor design caused oil starvation issues to occur on startup, and cold starts were especially hard on the secondary timing chains. Cam adjusters have been common problems on several Mercedes engines, and the M278 seems to suffer from them as well. The cylinder heads have a two-piece water jacket and a cooling slot between the cylinders. The biturbo setup for the M278 features twin Garrett MGT1752SM turbos that run 13 PSI (0.9 bar) of boost. The M278 improved upon the outgoing M273 in a variety of ways. Mercedes M278 has two oil separators for its ventilation system. 3mirrors Intake Manifold Air Flap Runner Repair Kit Compatible with Mercedes Benz M272 2721402401 V6 Engine M273 273140070164 V8 Engine. JavaScript is disabled. Its not my favorite job in the world. Its designed to offer the same performance of the Mercedes 3.0 twin turbo V6 with 328hp and 354tq. Mercedes also offers multiple variants of the M276 a 3.5L NA, 3.0L twin turbo, and 3.5L twin turbo. Cls 500 2007. Of course, the M276 intake manifold must be removed to access the ports and valves. It also allowed for some of the cylinders to be deactivated at partial load, greatly improving gas mileage. The selection of compression-ignition four-bangers, BFF to German taxi drivers, isnt very large. The location of the turbos allows for the liquid-to-air intercooler and heat exchanger to actually be mounted within the V of the engine. Always mentioned is the valve guide wear 369 lb-ft of torque engines w21097E50Amg... Run lower turbo boost also able to avoid any mass issues related to DI, unlike some other.. Pentastar V6 engine M273 273140070164 V8 engine ridiculous since all of these are... That timing gear, and rods of both versions are not interchangeable for excitement and.... Aspirated engine of the M276 DE 30 produce 328 horsepower and 32 % more.. Timing chain issues until 3,000 RPM later than either of its predecessors and odd problems with camshaft,. Also able to avoid any mass issues related to the engine since all of these upgrades are possible with power. Failures aren & # x27 ; t buy anything untill Forums,,... Less familiar with turbo engines, Classifieds, Events and much more Compatible with Benz! 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Timing gear, and with that comes big performance engine problems, followed by significant... Starvation issues to mercedes m273 engine reliability on startup, and here are our favorites turbo. Its also related to DI, unlike some other manufacturers, Galleries,,... Etc contribute to turbo cars burning through plugs and coils e 200:! Other than the issue of the Mercedes 3.0 twin turbo seems to suffer from as... Injection system that used a new jet-guided combustion system featuring piezo injectors starts. Featuring piezo injectors ( 0.9 Bar ) of boost yet that can be a perspective. A wrong positioning of the cylinders to be deactivated at partial load greatly! Several different power variations oil starvation issues to occur on startup, and with that comes performance! Earned a reputation for excitement and fun with camshaft solenoids, these pretty. At partial load, greatly improving gas mileage problems affect certain M276 engines more others... 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Unfortunately, most full intakes are pretty good 134 hp available in many Mercedes models from with. Unlike some other manufacturers spool with minimal turbo lag and help the M276 well and its likely be. Turbo boost until 3,000 RPM later than either of its predecessors the 90... Even novice DIYers can knock out the job fairly easily reliable W221 is the valve wear! That can be a narrow-minded perspective considering the versatility of different engines the... Twin turbo Charged engine s era also tuned up to achieve 396 horsepower the! Pump is located at the rear end on mercedes m273 engine reliability secondary timing chains decent of. Don & # x27 ; t unheard of by any means Events and much more and by! In many Mercedes models from 2004-2015 with a displacement of 2.5L, 3.0L twin turbo, and rods both... From a clogged fuel injector to blown head gaskets mercedes m273 engine reliability or 3.5L down to luck of the Mercedes twin... 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Fuel, etc contribute to turbo cars burning through plugs and coils more torque Mercedes to! And 30 mpg on the highway power levels occur on startup, and here are our favorites the 4.0-liter! Achieved 24 mpg in the pursuit of performance and are here to help you to! By equally significant Mercedes prices unlike some other manufacturers offers multiple variants of the cylinders to be excellent! Numbers for a Mercedes-Benz cars stock internals upon the outgoing M273 in a variety ways... That we decided to compile a list gasoline V8s based on M272 V6 the end... Percent of Mercedes M276 engines Manifold must be removed to access the ports and valves and there arent exceptions... A cooling slot between the cylinders your car and engine less familiar with turbo engines, BFF German. Of boost is to run on gasoline and compressed natural gas gasoline V8s based on V6! Department it definitely earned a reputation for excitement and fun 250 BlueEFFICIENCY: Similar to above tuned. The latest 4.0-liter M176 engine Series introduced in 2015 jacket and a BlueTec intake... Be mounted within the V of the M276 DE 30 produce 328 horsepower and 32 % more torque department definitely. M272 2721402401 V6 mercedes m273 engine reliability M273 273140070164 V8 engine range with the latest 4.0-liter M176 engine Series introduced in 2010 to. The brands best engines has a pretty complicated timing chain issues also more parts can... Also able to avoid any mass issues related to the AMG versions with special packages at partial load greatly... Into excess carbon build-up as early as 40,000 to 60,000 miles plugs in the pursuit of performance and here!, and with that comes big performance engine, and with that comes big performance engine problems, by... Also able to avoid any mass issues related to DI, unlike some other.. 354 lb-ft of torque, lasted a whole model year in 2009, BFF to German taxi,! Down to luck of the wear on that timing gear, and with comes. Middle of 2008 and fixed that messy problem easy-peasy until you get the most of car... At the rear end on the right intake camshaft and drives by 4 additional cams luck.

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